Upgrade your pool table with the Penguin Replacement Rails, designed specifically for Valley/Dynamo Tables. These high-quality rails enhance gameplay and ensure durability. Please note that all rail sets are sold uncovered. Mounting holes within .004" of spec Made from northern clear grade kiln-dried poplar Saw tooth t-nut fasteners inserted with 30 tons of pressure Precise wood molding mounts rubber at the perfect height 70 Duro SBR cushion facing is glued and stapled Penguin Brand rubber, no fillers, lasts for years and years